Block peak - The block variety and size with the blockchain (in blocks) on generation of the present block Nonce - The transaction number for the from address (bear in mind this starts at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) https://social-lyft.com/story10452005/blockchain-explorer-fundamentals-explained-https-md-un-hack-bar-de-0oxwjunrtqeqpltmmf-tlw